Nutro Dog Food Rebate You can get a FREE 15 lb bag of Nutro Natural Choice dog food {up to $39.99} after mail-in rebate. The 15 lb bags are a whopping $35+ so this is a great offer!! You can find this brand in Petco or Petsmart. Purchase a 15-lb. bag of NATURAL CHOICE® Dog Food between 12/30/13 …